Features：
1. Infant systemic venous
2. Head and neck veins, right arm elbow median,cephalic vein venipuncture
3. The great saphenous vein, small saphenous vein injection, transfusion (left leg)
4. Femoral vein puncture (right leg)
5. Manual squeeze air balloon to simulate pulse on limbs
6. Air way intubation
7. Nasal feeding, gastric intubation, suction